Home / 3,550.26-4,897.85-2,133.48

Finding the Fourth Proportional to 3,550.26, 4,897.85 and 2,133.48

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Solution

The fourth proportional to 3,550.26, 4,897.85 and 2,133.48 is: 2,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.26 : 4,897.85 = 2,133.48 : x
  2. Step 2: Convert to fraction form
    3,550.26/4,897.85 = 2,133.48/x
  3. Step 3: Cross multiply
    3,550.26x = 4,897.85 × 2,133.48
  4. Step 4: Simplify right side
    3,550.26x = 10,449,454.35
  5. Step 5: Solve for x
    x = 10,449,454.35/3,550.26
  6. Step 6: Final answer
    x = 2,943.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.